At a minimum, a county constable shall, prior to appointment and at all time thereafter,
be 21 years of age, a qualified elector of the state, possess a valid South Carolina
driver's license, demonstrate to the satisfaction of the county that such person has
the requisite physical and mental health and professional and moral qualifications
for such position, take the required oath of office, and present any bond required
by law, ordinance, or requirement of the County Administrator. In addition, each county
constable shall on request, at reasonable times and at reasonable intervals, whether
prior to, during his term of office, or both, to consent to and permit testing for
the presence of drugs or alcohol.